./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bd466f23ab481babcc03c4173983e1af9100c535496f2e2f8c8fc18a8aaf4174 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:47,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:47,825 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:12:47,830 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:47,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:47,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:47,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:47,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:47,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:47,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:47,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:47,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:47,861 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:47,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:47,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:47,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:47,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:47,864 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:47,864 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:47,865 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:47,865 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:47,866 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:47,867 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:47,867 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:47,868 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:47,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:47,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:47,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:47,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:47,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:47,871 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:47,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:47,871 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:47,872 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd466f23ab481babcc03c4173983e1af9100c535496f2e2f8c8fc18a8aaf4174 [2023-11-19 03:12:48,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:48,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:48,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:48,152 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:48,153 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:48,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-2.c [2023-11-19 03:12:51,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:51,474 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:51,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-2.c [2023-11-19 03:12:51,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/data/e56ae5ff5/389c87b6cbdd4456a5a4748a4efdcd50/FLAGa03749bf4 [2023-11-19 03:12:51,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/data/e56ae5ff5/389c87b6cbdd4456a5a4748a4efdcd50 [2023-11-19 03:12:51,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:51,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:51,522 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:51,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:51,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:51,541 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:51" (1/1) ... [2023-11-19 03:12:51,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133f7ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:51, skipping insertion in model container [2023-11-19 03:12:51,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:51" (1/1) ... [2023-11-19 03:12:51,627 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:51,839 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-2.c[911,924] [2023-11-19 03:12:51,965 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-2.c[8416,8429] [2023-11-19 03:12:52,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:52,066 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:52,079 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-2.c[911,924] [2023-11-19 03:12:52,101 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-2.c[8416,8429] [2023-11-19 03:12:52,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:52,155 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:52,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52 WrapperNode [2023-11-19 03:12:52,156 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:52,158 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:52,158 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:52,158 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:52,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,233 INFO L138 Inliner]: procedures = 63, calls = 74, calls flagged for inlining = 31, calls inlined = 31, statements flattened = 634 [2023-11-19 03:12:52,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:52,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:52,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:52,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:52,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:52,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:52,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:52,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:52,291 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:52" (1/1) ... [2023-11-19 03:12:52,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:52,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:52,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:52,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55419d5-c4f9-40bd-a153-326e9b703001/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:52,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:12:52,400 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:12:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 03:12:52,401 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 03:12:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:12:52,402 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:12:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:12:52,403 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:12:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 03:12:52,403 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 03:12:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:12:52,403 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:12:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:12:52,404 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:12:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 03:12:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 03:12:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 03:12:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 03:12:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 03:12:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 03:12:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:12:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:12:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:12:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:12:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:12:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 03:12:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 03:12:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:52,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:12:52,409 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:12:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-19 03:12:52,410 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-19 03:12:52,569 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:52,572 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:53,294 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-19 03:12:53,294 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2023-11-19 03:12:53,355 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:53,706 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:53,706 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-19 03:12:53,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:53 BoogieIcfgContainer [2023-11-19 03:12:53,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:53,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:53,714 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:53,724 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:53,724 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:53" (1/1) ... [2023-11-19 03:12:53,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:53,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:53,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 190 states and 276 transitions. [2023-11-19 03:12:53,826 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 276 transitions. [2023-11-19 03:12:53,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:53,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:53,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:54,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 195 states and 281 transitions. [2023-11-19 03:12:54,440 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 281 transitions. [2023-11-19 03:12:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:12:54,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:54,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:54,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:54,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 201 states and 292 transitions. [2023-11-19 03:12:54,865 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 292 transitions. [2023-11-19 03:12:54,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:54,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:54,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:55,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:55,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:55,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 215 states and 318 transitions. [2023-11-19 03:12:55,215 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 318 transitions. [2023-11-19 03:12:55,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:55,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:55,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:55,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 216 states and 318 transitions. [2023-11-19 03:12:55,328 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 318 transitions. [2023-11-19 03:12:55,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:55,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:55,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:55,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:55,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 217 states and 318 transitions. [2023-11-19 03:12:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 318 transitions. [2023-11-19 03:12:55,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:55,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:55,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:55,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:55,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:55,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 218 states and 318 transitions. [2023-11-19 03:12:55,722 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 318 transitions. [2023-11-19 03:12:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:55,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:55,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 230 states and 345 transitions. [2023-11-19 03:12:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 345 transitions. [2023-11-19 03:12:56,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:56,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:56,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:56,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:56,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 231 states and 345 transitions. [2023-11-19 03:12:56,221 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 345 transitions. [2023-11-19 03:12:56,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:56,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:56,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:56,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 237 states and 360 transitions. [2023-11-19 03:12:56,625 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 360 transitions. [2023-11-19 03:12:56,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:56,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:56,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:56,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 245 states and 374 transitions. [2023-11-19 03:12:56,926 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 374 transitions. [2023-11-19 03:12:56,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:12:56,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:56,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 252 states and 387 transitions. [2023-11-19 03:12:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 387 transitions. [2023-11-19 03:12:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:12:57,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:57,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:57,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:59,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 265 states and 414 transitions. [2023-11-19 03:12:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 414 transitions. [2023-11-19 03:12:59,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:12:59,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:59,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:59,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:59,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 260 states and 398 transitions. [2023-11-19 03:12:59,782 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 398 transitions. [2023-11-19 03:12:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:12:59,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:59,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:59,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:00,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 270 states and 417 transitions. [2023-11-19 03:13:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 417 transitions. [2023-11-19 03:13:00,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:13:00,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:00,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:00,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 273 states and 423 transitions. [2023-11-19 03:13:00,333 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 423 transitions. [2023-11-19 03:13:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:13:00,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:00,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:00,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:00,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 281 states and 436 transitions. [2023-11-19 03:13:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 436 transitions. [2023-11-19 03:13:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:00,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:00,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:04,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 292 states and 459 transitions. [2023-11-19 03:13:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 459 transitions. [2023-11-19 03:13:04,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:04,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:04,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:04,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 291 states and 456 transitions. [2023-11-19 03:13:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 456 transitions. [2023-11-19 03:13:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:05,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:05,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:05,775 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:06,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:06,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 293 states and 460 transitions. [2023-11-19 03:13:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 460 transitions. [2023-11-19 03:13:06,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:06,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:06,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:06,995 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:10,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 315 states and 511 transitions. [2023-11-19 03:13:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 511 transitions. [2023-11-19 03:13:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:10,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:10,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:10,831 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:13,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:13,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 324 states and 539 transitions. [2023-11-19 03:13:13,830 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 539 transitions. [2023-11-19 03:13:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:13,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:13,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:13,906 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 327 states and 547 transitions. [2023-11-19 03:13:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 547 transitions. [2023-11-19 03:13:14,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:14,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:14,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:14,861 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:15,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:15,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 330 states and 553 transitions. [2023-11-19 03:13:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 553 transitions. [2023-11-19 03:13:15,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:15,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:15,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:15,788 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:15,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:15,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 331 states and 555 transitions. [2023-11-19 03:13:15,813 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 555 transitions. [2023-11-19 03:13:15,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:15,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:15,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:15,913 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:16,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 331 states and 556 transitions. [2023-11-19 03:13:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 556 transitions. [2023-11-19 03:13:16,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:16,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:16,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:16,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:16,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 331 states and 552 transitions. [2023-11-19 03:13:16,683 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 552 transitions. [2023-11-19 03:13:16,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:16,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:16,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:16,739 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:17,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:17,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 331 states and 546 transitions. [2023-11-19 03:13:17,371 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 546 transitions. [2023-11-19 03:13:17,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:17,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:17,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:17,460 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:17,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:17,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 331 states and 542 transitions. [2023-11-19 03:13:17,688 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 542 transitions. [2023-11-19 03:13:17,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:17,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:17,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:17,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:17,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 329 states and 538 transitions. [2023-11-19 03:13:17,972 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 538 transitions. [2023-11-19 03:13:17,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:17,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:17,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:18,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 330 states and 539 transitions. [2023-11-19 03:13:18,267 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 539 transitions. [2023-11-19 03:13:18,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:18,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:18,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:18,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:18,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 331 states and 540 transitions. [2023-11-19 03:13:18,557 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 540 transitions. [2023-11-19 03:13:18,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:18,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:18,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:18,629 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 322 states and 522 transitions. [2023-11-19 03:13:18,698 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 522 transitions. [2023-11-19 03:13:18,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:13:18,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:18,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:18,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:18,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:18,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 325 states and 527 transitions. [2023-11-19 03:13:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 527 transitions. [2023-11-19 03:13:18,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:13:18,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:18,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 327 states and 530 transitions. [2023-11-19 03:13:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 530 transitions. [2023-11-19 03:13:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:19,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:19,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:25,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 349 states and 585 transitions. [2023-11-19 03:13:25,817 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 585 transitions. [2023-11-19 03:13:25,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:25,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:25,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:25,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:27,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:27,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 357 states and 602 transitions. [2023-11-19 03:13:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 602 transitions. [2023-11-19 03:13:27,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:27,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:27,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:28,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 359 states and 607 transitions. [2023-11-19 03:13:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 607 transitions. [2023-11-19 03:13:28,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:28,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:28,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:28,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:28,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 360 states and 609 transitions. [2023-11-19 03:13:28,727 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 609 transitions. [2023-11-19 03:13:28,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:13:28,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:28,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:28,761 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:13:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:29,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 365 states and 616 transitions. [2023-11-19 03:13:29,050 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 616 transitions. [2023-11-19 03:13:29,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:13:29,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:29,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 374 states and 632 transitions. [2023-11-19 03:13:31,298 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 632 transitions. [2023-11-19 03:13:31,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:13:31,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:31,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:31,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 372 states and 627 transitions. [2023-11-19 03:13:31,614 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 627 transitions. [2023-11-19 03:13:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:13:31,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:31,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:31,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 373 states and 628 transitions. [2023-11-19 03:13:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 628 transitions. [2023-11-19 03:13:31,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:13:31,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:31,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:32,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 374 states and 629 transitions. [2023-11-19 03:13:32,329 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 629 transitions. [2023-11-19 03:13:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:13:32,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:32,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 365 states and 611 transitions. [2023-11-19 03:13:32,418 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 611 transitions. [2023-11-19 03:13:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:13:32,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:33,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.